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| author |   Mike Rapoport <rppt@linux.ibm.com> | 2021-11-05 13:43:10 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-06 13:30:41 -0700 |
| commit | c486514dd40980b2dbb0e15fabddfe1324ed0197 (patch) | |
| tree | 502e8d0aaf5358123a7833e222511b805e442811 /arch/x86/xen/p2m.c | |
| parent | arch_numa: simplify numa_distance allocation (diff) | |
| download | wireguard-linux-c486514dd40980b2dbb0e15fabddfe1324ed0197.tar.xz wireguard-linux-c486514dd40980b2dbb0e15fabddfe1324ed0197.zip | |
xen/x86: free_p2m_page: use memblock_free_ptr() to free a virtual pointer
free_p2m_page() wrongly passes a virtual pointer to memblock_free() that
treats it as a physical address.
Call memblock_free_ptr() instead that gets a virtual address to free the
memory.
Link: https://lkml.kernel.org/r/20210930185031.18648-3-rppt@kernel.org
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Shahab Vahedi <Shahab.Vahedi@synopsys.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/xen/p2m.c')
| -rw-r--r-- | arch/x86/xen/p2m.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 5e6e236977c7..141bb9dbd2fb 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -197,7 +197,7 @@ static void * __ref alloc_p2m_page(void) static void __ref free_p2m_page(void *p) { if (unlikely(!slab_is_available())) { - memblock_free((unsigned long)p, PAGE_SIZE); + memblock_free_ptr(p, PAGE_SIZE); return; } |